LM34910SDX

Voltage Regulators - DC DC Switching Regulators Overview

The LM34910SDX/NOPB is a non-synchronous buck regulator from Texas Instruments featuring constant on-time control. It operates with an input voltage range of 8 V to 36 V and delivers up to 1.25 A output current. The device supports adjustable output voltages between 2.5 V and 33 V. It functions at a switching frequency of 1 MHz and includes integrated overcurrent protection. The component operates within a temperature range of -40°C to +125°C and is housed in a 10-WSON package.

Voltage Regulators - DC DC Switching Regulators Feature Summary

• Constant on-time control architecture for fast transient response
• Integrated high-side MOSFET for compact design
• Built-in overcurrent protection mechanism

Voltage Regulators - DC DC Switching Regulators Applications

• Point-of-load regulation in industrial equipment
• Power supply stages for embedded systems
• Bias voltage generation for communication modules

Voltage Regulators - DC DC Switching Regulators Procurement Notes

Verify the specific suffix against official documentation, as variations such as NOPB indicate lead-free status. Confirm the exact input voltage rating required for your application, noting that some variants support up to 50 V while standard versions are rated for 36 V. Ensure the package type matches your PCB layout requirements before finalizing procurement orders.

Voltage Regulators - DC DC Switching Regulators Selection Notes

Select this component when a simple, cost-effective step-down solution is needed without requiring synchronous rectification. The fixed frequency operation simplifies filter design compared to variable frequency controllers. Consider the thermal performance of the WSON package for high-current applications and ensure adequate copper area for heat dissipation during initial design phases.

Voltage Regulators - DC DC Switching Regulators Part Context

This part belongs to the LM34910C series of non-synchronous buck regulators designed for general-purpose power conversion. It complements other TI power management solutions by offering a balance of performance and simplicity. The family targets applications where board space is limited but reliable voltage regulation is critical for system stability.

Voltage Regulators - DC DC Switching Regulators Replacement Considerations

LM34910SD/NOPB

Voltage Regulators - DC DC Switching Regulators FAQ

What control topology does the LM34910SDX utilize?

It utilizes a constant on-time (COT) control topology.

Is the LM34910SDX a synchronous or non-synchronous regulator?

It is a non-synchronous buck regulator.